L-Cysteine HCl, 1 KG

CAS Number: 7048-04-6
Molecular Weight: 175.6
Chemical Formula: C3H7NO2S €¢ HCl €¢ H2O
Solubility: Water
Storage Temperature: Room Temperature
Storage Conditions: Room Temperature
Appearance: White crystalline powder
Identification: Conforms
Assay: 98.5 - 101.5 %
Heavy Metals: 15 ppm
Impurity - Individual: 0.5 %
Total impurities: 2.0 %
Iron (Fe): 30 ppm
Lead: 3 ppm
Loss on Drying: 8.0 - 12.0 %
Residual Solvents: Meet the requirments
Residue on Ignition (Sulfated Ash): 0.4 %
Specific Rotation: +5.7 - +6.8
State of Solution: 98.0 %
Sulfate: 0.03 %
Coliforms: 10.0 cfu/g
E.Coli: Negative
Molds and Yeasts: 100 cfu/g
Pseudomonas: Negative
Salmonella: Negative
S. Aureus: Negative
Total Aerobic Count: 1000 cfu/g
Shipping Weight: 2.3801 lbs
Shipping Dimensions: 4.88 x 7.25 x 4.88
Research or further manufacturing use only, not for food or drug use.